Activiti is related to Alfresco.
https://en.wikipedia.org/wiki/Activiti_(software) wikipedia
https://www.activiti.org/userguide/index.html here the userguide
https://youtu.be/UTl9LJ_Ob98 here excellent Activiti BPM presentation based on Eclipse
The Intellij Activiti BPM plugin doesn't seem to work any more (last update 2014)
Activiti gitub is here https://github.com/Activiti/Activiti
https://en.wikipedia.org/wiki/Activiti_(software) wikipedia
https://www.activiti.org/userguide/index.html here the userguide
https://youtu.be/UTl9LJ_Ob98 here excellent Activiti BPM presentation based on Eclipse
The Intellij Activiti BPM plugin doesn't seem to work any more (last update 2014)
Activiti gitub is here https://github.com/Activiti/Activiti